[gtk+/gtk-3-22] wayland: make sure to clear up the number of keys

[Olivier Fourdan <ofourdan src gnome org>]

commit aebe3a74ec9c2da5fe6eb0826274d4b971068b8f
Author: Olivier Fourdan <ofourdan redhat com>
Date:   Tue Feb 28 18:17:39 2017 +0100

    wayland: make sure to clear up the number of keys
    
    Make sure to clear up the number of keys being pressed on enter/leave so
    that we don't end up with leftovers if a new window is mapped by a
    keyboard shortcut.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=779374

 gdk/wayland/gdkdevice-wayland.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/gdk/wayland/gdkdevice-wayland.c b/gdk/wayland/gdkdevice-wayland.c
index 815fa9a..947ef44 100644
--- a/gdk/wayland/gdkdevice-wayland.c
+++ b/gdk/wayland/gdkdevice-wayland.c
@@ -1869,6 +1869,7 @@ keyboard_handle_enter (void               *data,
 
   seat->keyboard_focus = wl_surface_get_user_data (surface);
   g_object_ref (seat->keyboard_focus);
+  seat->nkeys = 0;
 
   event = gdk_event_new (GDK_FOCUS_CHANGE);
   event->focus_change.window = g_object_ref (seat->keyboard_focus);
@@ -1925,6 +1926,7 @@ keyboard_handle_leave (void               *data,
 
   g_object_unref (seat->keyboard_focus);
   seat->keyboard_focus = NULL;
+  seat->nkeys = 0;
 
   GDK_NOTE (EVENTS,
             g_message ("focus out, seat %p surface %p",